An object moving with a speed of 5 m/s comes to rest in 10 s, after the brakes are applied. What is the initial velocity?
1. | zero |
2. | 5 m/s |
3. | 15 m/s |
4. | 50 m/s |
It is given that before applying brakes the body was moving with of 5m/s. no other speed is provided. Then this 5m/s is nothing but the initial speed of the body.